Weather Sunday May 19 2024 ... Improving weather for the Northeast... Heavy weather Atlanta

Increasing severe weather and excessive rainfall threats over theCentral U.S. through early next week......Sweltering heat continues across South Florida and southern Texas,building into the southern High Plains this weekend...Stormy conditions should wind down across the central Gulf coast whilepersisting along a quasi-stationary boundary over Florida through Sunday.Attention shifts toward the Central U.S. on Sunday and into early nextweek as a deep mid-level low digs into the West. A surface low pressuresystem will bring heavy rain and thunderstorms to parts of the GreatPlains and Upper/Middle Mississippi Valley on Sunday. Despite theExcessive Rainfall threat being Marginal (at least 5%), the StormPrediction Center issued an Enhanced Risk (level 3/5) of SevereThunderstorms across portions of western and central Kansas on Sunday.Significant damaging gusts, large to very large hail, and a few tornadoesare all possible according to the SPC. A Slight Risk (level 2/5) of SevereThunderstorms is in effect for portions of Nebraska, Kansas, southwestIowa and northwest Missouri. Hail and strong wind gusts will be theprimary threats from these storms. Additionally, some light snow tomoderate snowfall is possible on the backside of this system in theNorthern Rockies over the next couple of days.Intense Summer-like heat will continue over portions of South Florida andsouthern Texas this weekend, and expand in coverage into portions of thesouthern High Plains. Forecast highs will be in the 90s for Florida withmid-90s to mid-100s in Texas, potentially record-tying/breaking levels.When combined with the humidity, heat indices will soar to near 110 inSouth Florida. While not quite as hot, temperatures will still be wellabove average more broadly across much of the country this weekend,particularly from the Central Plains into the Midwest where highs in the80s to near 90 will be common. Highs will also be above average forportions of the West, with 70s and 80s in the Great Basin/interiorCalifornia and 90s to low 100s in the Desert Southeast. More temperate,below average conditions are expected along much of the East Coast, with50s and 60s in New England and 60s and 70s into theMid-Atlantic/Carolinas. The Pacific Northwest/Northern Rockies will alsobe cooler, with highs in the 50s and 60s expected here as well. Variabletemperatures are forecast for the Southeast due to ongoing storms, withmainly 80s expected.